* {
    padding: 0;
    margin: 0;
    box-sizing: border-box;
}



.header {
    background-color: #E7E7E7;
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    height: auto;
}

.header-left {
    color: #333;
    font-size: 15px;
    margin-left: 50px;
    padding: 10px;

}

.header-right {
    display: flex;
    gap: 10px;
    margin-right: 100px;
}

.header-right a {
    text-decoration: none;
    color: #333;
}

/* 导航 */
.header2 {
    display: flex;
    background-color: #ffffff;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    padding: 20px;
    display: flex;
    align-items: center;
    margin-left: 50px;
}

.logo img {
    height: 70px;
    margin-right: 10px;
}

.logo span {
    font-size: 30px;
    color: black;
    font-weight: 700;
}

.logo p {
    font-size: 15px;
    color: gray;
    font-weight: 500;
}

.nav {
    background-color: #a95050;

    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.menu {
    list-style-type: none;
    margin: 0;
    padding: 0;
    display: flex;
}

.menu li {
    position: relative;
    list-style: none;
}

.menu li a {
    height: 110px;
    display: block;
    padding: 10px 20px;
    text-decoration: none;
    color: #333;
    line-height: 100px;
}

.menu li a:hover {
    color: #007bff;
}

.dropdown .submenu {
    display: none;
    position: absolute;
    background-color: #fff;
    min-width: 200px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    z-index: 1;
    top: 100%;
    left: 0;
    padding: 10px0;
    /*添加内边距*/
    white-space: nowrap;
    /*防止换行*/
}

.dropdown:hover .submenu {
    display: block;
}

.submenu li {
    display: inline-block; /* 横向排列 */
    width: auto; /* 根据内容自动调整宽度 */
}

.submenu li a {
    padding: 10px 20px;
    text-decoration: none;
    color: #333;
    display: block
}

.submenu li a:hover {
    background-color: #f9f9f9;
}



/* 轮播 */
.carousel {
    justify-content: center;
    align-items: center;
}

.el-carousel__item {
    height: 100%;
}

.el-carousel__item img {
    width: 100%;
    height: auto;
}

/* .el-carousel{
    height: 400px;
    background-color: pink;
} */
/* .a1{
    height: 400px;
    position: static;
} */
/* .el-carousel__container{
    height: 400px;
    position: static;
} */

/* .el-carousel__item:nth-child(2n) {
    background-color: #99a9bf;
} */

/* .el-carousel__item:nth-child(2n+1) {
    background-color: #d3dce6;
} */

/* 搜索 */
.search {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    /* max-width: 1200px; */
    padding: 10px;
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    border-bottom: 1px solid #ccc;
    padding-left: 50px;
    padding-right: 50px;
}

.keywords {
    flex: 1;
    color: #333;
    font-size: 14px;
}

.search-bar {
    display: flex;
    align-items: center;
    background-color: #e5e5e5;
    border-radius: 20px;
    padding: 5px;
}

.search-input {
    border: none;
    background: none;
    outline: none;
    padding: 5px;
    font-size: 13px;
    color: #333;
    /* background-color: transparent; */
}

.search-button {
    background: url('../img/10046.jpg') no-repeat center;
    border: none;
    width: 25px;
    height: 25px;
    /* cursor: pointer; */
    border-radius: 60px;
    background-color: transparent;
}

/* 技术创新 */
.container {
    /* width: 80%; */
    margin: 50px auto;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    border-top: 1px solid #ddd;
    padding-top: 20px;
}

.section {
    width: 33%;
    padding: 30px;
    text-align: center;
    border-right: 1px solid #ddd;
    box-shadow: 0 10px 6px -6px rgba(0, 0, 0, 0.2);
    /* margin-bottom: 100px; */
}

.section:last-child {
    border-right: none;
}

.section h2 {
    color: #004d99;
    font-size: 30px;
    margin-bottom: 20px;
}

.section p {
    color: #666;
    font-size: 14px;
    line-height: 1.5;
}